Asymmetric Desymmetrization of 1,3-Diketones via Intramolecular Benzoin Reaction
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A general method for the asymmetric desymmetrization of 1,3-diketone substrates via chiral N-heterocyclic carbene catalyzed intramolecular benzoin reactions was developed. Five- and six-membered cyclic ketones bearing two contiguous fully substituted stereocenters were generated with excellent diastereoselectivities and moderate to excellent enantioselectivities.
创建时间:
2016-03-28



